- DuooomiBleConfig.owner → brand(语义:设备品牌名),HTTP header x-owner 不变 - bind() 前置 verifyBrand:缺 deviceInfo 先 getDeviceInfo,与 config.brand 严格匹配, 不一致主动 disconnect 并抛 DuooomiBleError.BrandMismatch - README 抹除软绑/对账/UpgradeRecord 等内部实现细节,仅保留厂商面向的公开 API (功能代码完全保留:fetchLatestFirmware 内部三段串、unbind 软解、tryReportPendingUpgrade) - README 顶部加 demo 优先验证提示 Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>